diff --git a/addons/google-analytics/package.json b/addons/google-analytics/package.json
index f483685b2075..76526a21cf6c 100644
--- a/addons/google-analytics/package.json
+++ b/addons/google-analytics/package.json
@@ -15,7 +15,6 @@
     "url": "https://github.com/storybooks/storybook.git"
   },
   "license": "MIT",
-  "jsnext:main": "src/index.js",
   "scripts": {
     "prepare": "node ../../scripts/prepare.js"
   },
diff --git a/addons/google-analytics/src/register.js b/addons/google-analytics/src/register.ts
similarity index 76%
rename from addons/google-analytics/src/register.js
rename to addons/google-analytics/src/register.ts
index 59bf71f7948d..860326b682b1 100644
--- a/addons/google-analytics/src/register.js
+++ b/addons/google-analytics/src/register.ts
@@ -1,5 +1,5 @@
 import { window } from 'global';
-import addons from '@storybook/addons';
+import { addons } from '@storybook/addons';
 import { STORY_CHANGED, STORY_ERRORED, STORY_MISSING } from '@storybook/core-events';
 
 import ReactGA from 'react-ga';
@@ -11,13 +11,13 @@ addons.register('storybook/google-analytics', api => {
     const { url } = api.getUrlState();
     ReactGA.pageview(url);
   });
-  api.on(STORY_ERRORED, ({ description }) => {
+  api.on(STORY_ERRORED, ({ description }: { description: string }) => {
     ReactGA.exception({
       description,
       fatal: true,
     });
   });
-  api.on(STORY_MISSING, ({ id }) => {
+  api.on(STORY_MISSING, ({ id }: { id: string }) => {
     ReactGA.exception({
       description: `attempted to render ${id}, but it is missing`,
       fatal: false,
diff --git a/addons/google-analytics/src/typings.d.ts b/addons/google-analytics/src/typings.d.ts
new file mode 100644
index 000000000000..2f4eb9cf4fd9
--- /dev/null
+++ b/addons/google-analytics/src/typings.d.ts
@@ -0,0 +1 @@
+declare module 'global';